Home / 1,148,108.38-1,721,304.69-792,106.54

Finding the Fourth Proportional to 1,148,108.38, 1,721,304.69 and 792,106.54

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Solution

The fourth proportional to 1,148,108.38, 1,721,304.69 and 792,106.54 is: 1,187,567.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,148,108.38 : 1,721,304.69 = 792,106.54 : x
  2. Step 2: Convert to fraction form
    1,148,108.38/1,721,304.69 = 792,106.54/x
  3. Step 3: Cross multiply
    1,148,108.38x = 1,721,304.69 × 792,106.54
  4. Step 4: Simplify right side
    1,148,108.38x = 1,363,456,702,281.67
  5. Step 5: Solve for x
    x = 1,363,456,702,281.67/1,148,108.38
  6. Step 6: Final answer
    x = 1,187,567.94

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.